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/*
* Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
* Copyright (C) 2018-2019 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "SVGViewElement.h"
#include "LegacyRenderSVGResource.h"
#include "RenderElement.h"
#include "SVGNames.h"
#include "SVGSVGElement.h"
#include "SVGStringList.h"
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED_IMPL(SVGViewElement);
inline SVGViewElement::SVGViewElement(const QualifiedName& tagName, Document& document)
: SVGElement(tagName, document, makeUniqueRef<PropertyRegistry>(*this))
, SVGFitToViewBox(this)
{
ASSERT(hasTagName(SVGNames::viewTag));
}
Ref<SVGViewElement> SVGViewElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new SVGViewElement(tagName, document));
}
void SVGViewElement::attributeChanged(const QualifiedName& name, const AtomString& oldValue, const AtomString& newValue, AttributeModificationReason attributeModificationReason)
{
SVGFitToViewBox::parseAttribute(name, newValue);
SVGZoomAndPan::parseAttribute(name, newValue);
SVGElement::attributeChanged(name, oldValue, newValue, attributeModificationReason);
}
void SVGViewElement::svgAttributeChanged(const QualifiedName& attrName)
{
// We ignore changes to SVGNames::viewTargetAttr, which is deprecated and unused in WebCore.
if (PropertyRegistry::isKnownAttribute(attrName))
return;
if (SVGFitToViewBox::isKnownAttribute(attrName)) {
RefPtr targetElement = m_targetElement.get();
if (!targetElement)
return;
targetElement->inheritViewAttributes(*this);
targetElement->updateSVGRendererForElementChange();
return;
}
SVGElement::svgAttributeChanged(attrName);
}
}
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